CN201173540Y - Cold air and cold water composite type air-conditioning unit - Google Patents

Cold air and cold water composite type air-conditioning unit Download PDF

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Publication number
CN201173540Y
CN201173540Y CNU2008200284268U CN200820028426U CN201173540Y CN 201173540 Y CN201173540 Y CN 201173540Y CN U2008200284268 U CNU2008200284268 U CN U2008200284268U CN 200820028426 U CN200820028426 U CN 200820028426U CN 201173540 Y CN201173540 Y CN 201173540Y
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China
Prior art keywords
air
cold
indirect evaporation
chilling units
water chilling
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Expired - Lifetime
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CNU2008200284268U
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Chinese (zh)
Inventor
黄翔
徐方成
武俊梅
屈元
颜苏芊
王芳
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Xian Polytechnic University
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Xian Polytechnic University
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Priority to CNU2008200284268U priority Critical patent/CN201173540Y/en
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Abstract

The utility model discloses a cold air/cold water combined air conditioning unit which comprises an indirect evaporating cooling type cold air assembly and an indirect evaporating cooling type cold water assembly. The cold air/cold water combined air conditioning unit has simple structure, combines the indirect evaporating cooling type cold air assembly and the indirect evaporating cooling type cold water assembly into a whole, not only provides cooled or heated air for a building but also provides cold water for the indirect evaporating cooling type cold air assembly and end equipment of the air conditioner.

Description

Cold-wind/cold-water composite air-conditioning unit
Technical field
The utility model belongs to the air conditioner refrigerating technical field, relates to a kind of air-conditioning unit, is specifically related to a kind of cold-wind/cold-water composite air-conditioning unit.
Background technology
As the effective means of regulating building indoor environment and air quality, air-conditioning in people's life more and more in occupation of important effect.Evaporation cooling technique belongs to the pure natural refrigerant owing to not using CFCs to adopt water as cold-producing medium, replaces compression refrigerating system can avoid using of CFCs and reduces the discharging of greenhouse gases with it, and is pollution-free to atmospheric environment.The energy consumption of evaporation cooling technique is low, initial cost is few, and adopts brand-new wind, and air quality is good.Therefore, evaporation cooling technique becomes an important development direction of modern air conditioning technical field.
The Evaporative Cooling Air Conditioning unit of using mainly contains single-stage, two-stage and three grades of Evaporative Cooling Air Conditioning units at present.Multistage evaporation cooling unit is by indirect evaporation cooling and the cold wind unit that direct evaporative cooling combines, and its objective is the air that cooling is provided for building.Recently occurred indirect evaporation cooling water chiller again, this unit is the handpiece Water Chilling Units that is combined with cooling tower by indirect evaporation cooling, and its objective is to building air-treatment unit and air-conditioner tail end equipment capable provides cold water.For the building central air conditioner system, both needed to provide cold wind usually, need to provide cold water again.If select cold wind unit and handpiece Water Chilling Units two complete equipments, initial cost height then, operating cost increases, and floor space is big, and makes troubles to operation maintenance management.Therefore, being badly in need of a kind of indirect evaporative cooling technology that utilizes of exploitation realizes integrating the indirect transpiration-cooling type cold-wind/cold-water composite type air-conditioning of cold wind and cold water function unit is provided.
Summary of the invention
The purpose of this utility model provides a kind of cold-wind/cold-water composite air-conditioning unit, with the two-stage indirect evaporation cooler is core, indirect evaporation cooled cold wind unit and indirect evaporation cooled handpiece Water Chilling Units organically are combined with each other, constitute indirect transpiration-cooling type cold-wind/cold-water composite type air-conditioning unit, both can be building the air of cooling is provided, the while can be indirect evaporation cooled cold wind unit again and air-conditioner tail end equipment capable provides cold water.
The technical scheme that the utility model adopted is, cold-wind/cold-water composite air-conditioning unit, comprise indirect evaporation cooled cold wind unit and indirect evaporation cooled handpiece Water Chilling Units, indirect evaporation cooled cold wind unit comprises the new wind section of the cold wind unit that sets gradually by the air intake direction, the air-cooler set filter, first order indirect evaporation surface cooler, second level indirect evaporation surface cooler, cold wind unit air return section, third level mechanical refrigeration surface cooler and cold wind unit pressure fan, indirect evaporation cooled handpiece Water Chilling Units comprises the new wind section of the handpiece Water Chilling Units that sets gradually by the air intake direction, the handpiece Water Chilling Units filter, surface exchanger, the handpiece Water Chilling Units air return section, spray chamber, direct evaporative cooler, heater and handpiece Water Chilling Units row (sending) blower fan, spray chamber is connected with second level indirect evaporation surface cooler by pipeline, direct evaporative cooler by pipeline respectively with surface exchanger, first order indirect evaporation surface cooler is connected with air-conditioner tail end equipment capable.
Compare with indirect evaporation cooling water chiller with traditional Evaporative Cooling Air Conditioning unit, air-conditioning unit of the present utility model has following characteristics:
1) indirect evaporation cooled cold wind unit adopts the precooling of two-stage indirect evaporation surface cooler to combine with the mechanical refrigeration surface cooler, form three grades of air-conditioning units, and used cold water is respectively from spray chamber and direct evaporative cooler in the indirect evaporation cooled handpiece Water Chilling Units in the two-stage indirect evaporation surface cooler, and in the mechanical refrigeration surface cooler used cold water from the mechanical refrigeration handpiece Water Chilling Units.
2) indirect evaporation cooled handpiece Water Chilling Units summer provide cold water respectively for indirect evaporation cooled cold wind unit and air-conditioner tail end equipment capable; And winter, preheater, spray chamber (or direct evaporative cooler), reheater are opened operation, are the air-conditioned room air-supply as the hot blast unit.
3) the secondary indirect evaporation air-conditioning that cooling combines with mechanical refrigeration air-supply (temperature drop reaches 15~20 ℃) can be provided simultaneously, and 15~20 ℃ of cold water can be produced.
Description of drawings
Fig. 1 is the structural representation that the utility model cold wind unit and handpiece Water Chilling Units are provided with respectively;
Fig. 2 is the structural representation of the utility model cold-wind/cold-water composite air-conditioning unit.
Among the figure, A is an indirect evaporation cooled cold wind unit, B is an indirect evaporation cooled handpiece Water Chilling Units, 1. the new wind section of cold wind unit, 2. air-cooler set filter, 3. first order indirect evaporation surface cooler, 4. second level indirect evaporation surface cooler, 5. cold wind unit air return section, 6. third level mechanical refrigeration surface cooler, 7. cold wind unit pressure fan, 8. the new wind section of handpiece Water Chilling Units, 9. handpiece Water Chilling Units filter, 10. surface exchanger, 11. handpiece Water Chilling Units air return sections, 12. spray chamber, 13. direct evaporative cooler, 14. heaters, 15. handpiece Water Chilling Units row (sending) blower fan.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
As shown in Figure 1 and Figure 2, indirect transpiration-cooling type cold-wind/cold-water composite type air-conditioning unit of the present utility model is the compound unit of indirect evaporation cooled cold wind unit A and indirect evaporation cooled handpiece Water Chilling Units B.
Three grades of air-conditioning units that indirect evaporation cooled cold wind unit A adopts the precooling of two-stage indirect evaporation surface cooler to combine with the mechanical refrigeration surface cooler and form.Set gradually the new wind section 1 of cold wind unit, air-cooler set filter 2, first order indirect evaporation surface cooler 3, second level indirect evaporation surface cooler 4, cold wind unit air return section 5, third level mechanical refrigeration surface cooler 6 and cold wind unit pressure fan 7 by the air intake direction.
Indirect evaporation cooled handpiece Water Chilling Units B comprises the new wind section 8 of the handpiece Water Chilling Units that sets gradually by the air intake direction, handpiece Water Chilling Units filter 9, surface exchanger 10, handpiece Water Chilling Units air return section 11, spray chamber 12, direct evaporative cooler 13, heater 14 and handpiece Water Chilling Units row (sending) blower fan 15.
Spray chamber 12 is connected with second level indirect evaporation surface cooler 4 and air-conditioner tail end equipment capable by pipeline, and direct evaporative cooler 13 is connected with surface exchanger 10, first order indirect evaporation surface cooler 3 respectively by pipeline.
Used cold water is respectively from spray chamber and direct evaporative cooler in the indirect evaporation cooled handpiece Water Chilling Units in the two-stage indirect evaporation surface cooler among the indirect evaporation cooled cold wind unit A, and used cold water is from the mechanical refrigeration handpiece Water Chilling Units in the mechanical refrigeration surface cooler.Indirect evaporation cooled cold wind unit A provides the air of cooling for building, and indirect evaporation cooled handpiece Water Chilling Units B summer provides cold water respectively for indirect evaporation cooled cold wind unit A and air-conditioner tail end equipment capable, and be air-conditioned room air-supply as the hot blast unit winter.
The course of work of indirect evaporation cooled cold wind unit A: outdoor air passes through the new wind section 1 of cold wind unit successively, after air-cooler set filter 2 filters, through 3 coolings of first order indirect evaporation surface cooler, continue cooling through second level indirect evaporation surface cooler 4 again, by cold wind unit air return section 5 after third level mechanical refrigeration surface cooler 6 further cool off, can make outside air temperature reduce about 15~20 ℃, the air after the cooling is sent in the building through cold wind unit pressure fan 7.
The course of work of indirect evaporation cooled handpiece Water Chilling Units B: outdoor air passes through the new wind section 8 of handpiece Water Chilling Units successively, after handpiece Water Chilling Units filter 9 filters, carry out precooling (heat) through surface exchanger 10, after having absorbed water institute liberated heat through handpiece Water Chilling Units air return section 11, spray chamber 12 and direct evaporative cooler 13 again, drain into outdoor by handpiece Water Chilling Units row (sending) blower fan 15.The cold water that direct evaporative cooler 13 is produced, a part are directly supplied with the surface exchanger 10 among the indirect evaporation cooled handpiece Water Chilling Units B; A part is directly supplied with the first order indirect evaporation surface cooler 3 among the indirect evaporation cooled cold wind unit A, also supplies with air-conditioner tail end equipment capable in addition.The cold water that spray chamber 12 is produced is then supplied with the second level indirect evaporation surface cooler 4 among the indirect evaporation cooled cold wind unit A.Indirect evaporation cooled handpiece Water Chilling Units B summer provides required cold water respectively for indirect evaporation cooled cold wind unit A and air-conditioner tail end equipment capable; In winter, surface exchanger 10, spray chamber 12 (or direct evaporative cooler 13), heater 14 are opened operation, can be the air that building provides heating.
Characteristics of the present utility model are that indirect evaporating colling type cold wind unit and handpiece Water Chilling Units are complex as one Body both can be the air that building provides cooling, can be again simultaneously indirect evaporating colling type cold wind unit and Air-conditioner tail end equipment capable provides cold water.

Claims (1)

1. cold-wind/cold-water composite air-conditioning unit, comprise indirect evaporation cooled cold wind unit (A) and indirect evaporation cooled handpiece Water Chilling Units (B), it is characterized in that, described indirect evaporation cooled cold wind unit (A) comprises the new wind section of the cold wind unit that sets gradually by the air intake direction (1), air-cooler set filter (2), first order indirect evaporation surface cooler (3), second level indirect evaporation surface cooler (4), cold wind unit air return section (5), third level mechanical refrigeration surface cooler (6) and cold wind unit pressure fan (7), described indirect evaporation cooled handpiece Water Chilling Units (B) comprises the new wind section of the handpiece Water Chilling Units that sets gradually by the air intake direction (8), handpiece Water Chilling Units filter (9), surface exchanger (10), handpiece Water Chilling Units air return section (11), spray chamber (12), direct evaporative cooler (13), heater (14) and handpiece Water Chilling Units row (sending) blower fan (15), described spray chamber (12) is connected with air-conditioner tail end equipment capable with second level indirect evaporation surface cooler (4) by pipeline, described direct evaporative cooler (13) by pipeline respectively with surface exchanger (10), first order indirect evaporation surface cooler (3) is connected.
CNU2008200284268U 2008-03-03 2008-03-03 Cold air and cold water composite type air-conditioning unit Expired - Lifetime CN201173540Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200284268U CN201173540Y (en) 2008-03-03 2008-03-03 Cold air and cold water composite type air-conditioning unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200284268U CN201173540Y (en) 2008-03-03 2008-03-03 Cold air and cold water composite type air-conditioning unit

Publications (1)

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CN201173540Y true CN201173540Y (en) 2008-12-31

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106931571A (en) * 2017-03-02 2017-07-07 西安工程大学 Coil pipe cross flow dew point indirectly with harl direct evaporating-cooling combined air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106931571A (en) * 2017-03-02 2017-07-07 西安工程大学 Coil pipe cross flow dew point indirectly with harl direct evaporating-cooling combined air conditioner

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Effective date of abandoning: 20080303

C25 Abandonment of patent right or utility model to avoid double patenting